Daily Sunspot Evaluation
Observation Details Tuesday, 28 May 2013
- No
- 16828
- Date
- 2013 / 05 / 28,306
- Time
- 07:20 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 6
- Number of spots (f)
- 12
- Relative number (R)
- 72
- Lf
- 3
- P0
- -16.73°
- B0
- -1.11°
- L0
- 184.20°
- Observer
- Adnan ÖKTEN
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CAO – 3 | 12 | 17W | 201 | 20W | 9.1 | |
| 2 | AX_ – 1 | 13 | 56E | 128 | 53E | 0.8 | |
| 3 | CSI – 5 | -20 | 28W | 212 | 31W | 17.2 | |
| 4 | HS_ – 1 | -9 | 38E | 146 | 35E | 2.3 | |
| 5 | AX_ – 1 | -21 | 57E | 127 | 54E | 1.0 | |
| 6 | AX_ – 1 | -8 | 65E | 120 | 62E | 1.1 |